ALBANY COUNTY — The National Weather Service on Friday afternoon issued a severe thunderstorm warning for Albany County.

At 3:06 p.m., the service said, as indicated by radar, a severe thunderstorm was located over Guilderland, moving northeast at 20 miles per hour.

The warning listed hazards of winds gusting to 60 miles per hour and quarter-size hail.

“Expect wind damage to roofs, siding, and trees,” it said.

Among the impacted locations listed were Albany, Colonie, Delmar, Guilderland, Voorheesville, and Altamont.

“For your protection move to an interior room on the lowest floor of a building,” the warning said, urging, “Please report hail size...damaging winds and reports of trees down to the National Weather Service by email at Alb.Stormreport@noaa.gov, on Facebook at www.facebook.com/nwsalbany or twitter @nwsalban.”

The thunderstorm warning was soon followed with a flood advisory, to be in effect until 7:15 p.m.

“Flooding caused by excessive rainfall is expected,” the National Weather Service said, naming impacts as “Minor flooding in low-lying and poor drainage areas. Water over roadways.”

With one inch of rain already reported another inch to an inch-and-a-half was expected.

“Some locations that will experience flooding include ... Duanesburg, Berne, Altamont … [and] Knox,” the National Weather Service reported, adding this advice, “Turn around, don’t drown when encountering flooded roads. Most flood deaths occur in vehicles.”

— Melissa Hale-Spencer